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F = ma (Final Problems)
Dynamics
FMA-2019A-18 · 2019A F = ma (AAPT)

2019 F = ma Exam A — Question 18

The disc is removed and replaced with a pie-shaped wedge of the same mass m, so that the hinge is still initially held open at an angle θ, as shown in the following figure. If the wedge is released from rest, what is its speed after it exits the launcher? m θ τ (cid:114) τ
Source: Question 18, 2019 F = ma Exam A, © 2019 American Association of Physics Teachers (AAPT) and the U.S. Physics Team. Adapted by PhysicsTrainer: reformatted into a separate question and answer choices for online multiple-choice practice, with answer choices retyped; any shared setup from nearby questions is repeated here. Not affiliated with or endorsed by AAPT or the U.S. Physics Team.